{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:HDIYXGS7VEICK6TKRMJEBSZEGF","short_pith_number":"pith:HDIYXGS7","schema_version":"1.0","canonical_sha256":"38d18b9a5fa910257a6a8b1240cb24317b30210ceaa327a64a51209102e069b2","source":{"kind":"arxiv","id":"1906.06186","version":1},"attestation_state":"computed","paper":{"title":"Terahertz Acceleration Technology Towards Compact Light Sources","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.plasm-ph"],"primary_cat":"physics.acc-ph","authors_text":"Arya Fallahi","submitted_at":"2019-06-13T16:46:04Z","abstract_excerpt":"The concepts in this thesis comprise three groups focusing on: (1) fast electron sources, (2) THz injectors, and (3) THz linacs. First, the feasibility of ultrafast, high-yield electron emitters based on nanostructured cathodes is demonstrated. Benefitting from field enhancement effects, namely tip-enhancement and plasmonic enhancement, laser-induced field emission is realized over large, dense and highly uniform field emitter arrays. The theoretical principles of these field emitter arrays are studied and their suitability for pico-Coulomb charge production over femtosecond time-scales is con"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1906.06186","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.acc-ph","submitted_at":"2019-06-13T16:46:04Z","cross_cats_sorted":["physics.plasm-ph"],"title_canon_sha256":"4b246cd3b9a2334f01baf065c1bdac904373acd39f4eee7ebf0d8f3e8a178dc9","abstract_canon_sha256":"a06eddbb83daebe18829432d226cbb9261c9017dfd5347c73d76b52cad5e9f12"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:43:19.453224Z","signature_b64":"+KtODsVG8ieAaYSOMYRs/UWM4/GuZMW6wK2P3VEb/mZmwWIRVDFyIGKWAPy0QIOvZVCNthqz7gi+jcW8BoqhBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"38d18b9a5fa910257a6a8b1240cb24317b30210ceaa327a64a51209102e069b2","last_reissued_at":"2026-05-17T23:43:19.452493Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:43:19.452493Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Terahertz Acceleration Technology Towards Compact Light Sources","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.plasm-ph"],"primary_cat":"physics.acc-ph","authors_text":"Arya Fallahi","submitted_at":"2019-06-13T16:46:04Z","abstract_excerpt":"The concepts in this thesis comprise three groups focusing on: (1) fast electron sources, (2) THz injectors, and (3) THz linacs. First, the feasibility of ultrafast, high-yield electron emitters based on nanostructured cathodes is demonstrated. Benefitting from field enhancement effects, namely tip-enhancement and plasmonic enhancement, laser-induced field emission is realized over large, dense and highly uniform field emitter arrays. The theoretical principles of these field emitter arrays are studied and their suitability for pico-Coulomb charge production over femtosecond time-scales is con"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1906.06186","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"1906.06186","created_at":"2026-05-17T23:43:19.452626+00:00"},{"alias_kind":"arxiv_version","alias_value":"1906.06186v1","created_at":"2026-05-17T23:43:19.452626+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1906.06186","created_at":"2026-05-17T23:43:19.452626+00:00"},{"alias_kind":"pith_short_12","alias_value":"HDIYXGS7VEIC","created_at":"2026-05-18T12:33:18.533446+00:00"},{"alias_kind":"pith_short_16","alias_value":"HDIYXGS7VEICK6TK","created_at":"2026-05-18T12:33:18.533446+00:00"},{"alias_kind":"pith_short_8","alias_value":"HDIYXGS7","created_at":"2026-05-18T12:33:18.533446+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/HDIYXGS7VEICK6TKRMJEBSZEGF","json":"https://pith.science/pith/HDIYXGS7VEICK6TKRMJEBSZEGF.json","graph_json":"https://pith.science/api/pith-number/HDIYXGS7VEICK6TKRMJEBSZEGF/graph.json","events_json":"https://pith.science/api/pith-number/HDIYXGS7VEICK6TKRMJEBSZEGF/events.json","paper":"https://pith.science/paper/HDIYXGS7"},"agent_actions":{"view_html":"https://pith.science/pith/HDIYXGS7VEICK6TKRMJEBSZEGF","download_json":"https://pith.science/pith/HDIYXGS7VEICK6TKRMJEBSZEGF.json","view_paper":"https://pith.science/paper/HDIYXGS7","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1906.06186&json=true","fetch_graph":"https://pith.science/api/pith-number/HDIYXGS7VEICK6TKRMJEBSZEGF/graph.json","fetch_events":"https://pith.science/api/pith-number/HDIYXGS7VEICK6TKRMJEBSZEGF/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/HDIYXGS7VEICK6TKRMJEBSZEGF/action/timestamp_anchor","attest_storage":"https://pith.science/pith/HDIYXGS7VEICK6TKRMJEBSZEGF/action/storage_attestation","attest_author":"https://pith.science/pith/HDIYXGS7VEICK6TKRMJEBSZEGF/action/author_attestation","sign_citation":"https://pith.science/pith/HDIYXGS7VEICK6TKRMJEBSZEGF/action/citation_signature","submit_replication":"https://pith.science/pith/HDIYXGS7VEICK6TKRMJEBSZEGF/action/replication_record"}},"created_at":"2026-05-17T23:43:19.452626+00:00","updated_at":"2026-05-17T23:43:19.452626+00:00"}